What was one reason that the cattle kingdom came to an end? A.
Native Americans attacked ranchers' herds.
O B.
Beef became less popular in the United States
O c.
The United States Army killed most of the cattle.
OD. Competition for land in the West increased.

d I hope that this is the right answer

Explanation:

combination of factors brought an end to the cattle kingdom in the 1880s. The profitability of the industry encouraged ranchers to increase the size of their herds, which led to both overgrazing (the range could not support the number of cattle) and overproduction.

c. legislation should seek to resolve social problems.

nuclear fission produces the atomic bomb, a weapon of mass destruction that uses power released by the splitting of atomic nuclei the fighting in iwo jima and okinawa affected the allies' pacific strategy because truman decided to drop the atomic bomb on mainland japan.